Have you ever had a case ______ the opinion you had stuck ______ turned out wrong.
It is the first time that Mr. Smith ________ Wenzhou and I’d like to show him around.
They believe that there is __________ in the world.
Jack decided to buy himself an iPhone 4 _______ it means standing in line all night waiting.
________________of the students who took part in the military training(军训) is 450.
--- Oh ! I’ve just broken a window. --- ______. I know you didn’t do it on purpose.